Finding the Fourth Proportional to 997,437.24, 1,497,480.21 and 465,330.42
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Solution
The fourth proportional to 997,437.24, 1,497,480.21 and 465,330.42 is: 698,613.47
Step by Step Solution
- Step 1: Write the proportion equation
997,437.24 : 1,497,480.21 = 465,330.42 : x - Step 2: Convert to fraction form
997,437.24/1,497,480.21 = 465,330.42/x - Step 3: Cross multiply
997,437.24x = 1,497,480.21 × 465,330.42 - Step 4: Simplify right side
997,437.24x = 696,823,095,060.99 - Step 5: Solve for x
x = 696,823,095,060.99/997,437.24 - Step 6: Final answer
x = 698,613.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.